Headache disorders and public ill-health in India: prevalence estimates in Karnataka State

G. B Kulkarni; G. N. Rao; G. Gururaj; et al. The Journal of Headache and Pain; BMC (2015) CC
Kulkarni et al. The Journal of Headache and Pain (2015) 16:67 DOI 10.1186/s10194-015-0549-x